Finding the Fourth Proportional to 133,912.37, 184,798.56 and 73,484.02
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Solution
The fourth proportional to 133,912.37, 184,798.56 and 73,484.02 is: 101,407.67
Step by Step Solution
- Step 1: Write the proportion equation
133,912.37 : 184,798.56 = 73,484.02 : x - Step 2: Convert to fraction form
133,912.37/184,798.56 = 73,484.02/x - Step 3: Cross multiply
133,912.37x = 184,798.56 × 73,484.02 - Step 4: Simplify right side
133,912.37x = 13,579,741,079.01 - Step 5: Solve for x
x = 13,579,741,079.01/133,912.37 - Step 6: Final answer
x = 101,407.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.